function1.c

学生管理系统 在linux编译C语言写的

#include "Pre-defined.h"
//================================通用边框界面函数===================================//

void Border()
{
		int i;
		char buf[25];
		time_t now=time(NULL);//定义当前时间变量!
		for(i=1;i<23;i++)
			{
				GoToXY(1,i);
				printf("%c",4);
				GoToXY(78,i);
				printf("%c",4);
			} 
		for(i=2;i<26;i++)
			{
				GoToXY(i,1);
				printf("%c",4);
			}
		for(i=52;i<78;i++)
			{
				GoToXY(i,1);
				printf("%c",4);
			}
		for(i=2;i<35;i++)
			{
				GoToXY(i,19);
				printf("%c",4);
			}
		for(i=42;i<78;i++)
			{
				GoToXY(i,19);
				printf("%c",4);

			}
		for(i=2;i<78;i++)
			{
				GoToXY(i,22);
				printf("%c",4);
			}
		for(i=2;i<5;i++)
			{
				GoToXY(30,i);
				printf("%c",4);
				GoToXY(47,i);
				printf("%c",4);
			}
		for(i=30;i<48;i++)
			{
				GoToXY(i,2);
				printf("%c",4);
				GoToXY(i,2);
				printf("%c",4);
				GoToXY(i,4);
				printf("%c",4);
			}
		GoToXY(26,1);
		printf("Student Information System");
		GoToXY(35,19);
		printf("Message");		
		GoToXY(2,23);
		printf("Ver 1.0                Auther: Ye Min Kun                 Date:");
		strftime(buf,24,"%Y-%m-%d",localtime(&now));//输出当前时间！
		printf("%s",buf);
}
//================================登录界面函数===================================//
void Lond_Interface()
{
		char *lond[7]={"Enter UserName:","","Enter PassWord:","","[The length of UserName is 10]","","[The length of PassWord is 6]"};
		int i;
	    Border();
		GoToXY(2,20);
	    printf("Hello World!!");
        GoToXY(33,3);
        printf("Landing Minu");
		for(i=0;i<7;i++)
		{
			if(i<3)
			{
				GoToXY(3,8+i);
				printf("%s",lond[i]);

			}
			else
			{
				GoToXY(43,8+i-4);
				printf("%s",lond[i]);

			}
		}
}
//================================排序界面函数===================================//
void Sort_Interface()   
{
		
		int i;
		char *sort[7]={"1. Order up by student's sno","2. Order down by student's sno",
					  "3. Order up by student's totals","4. Order down by student's totals",
					  "0. Return main menu","","please Make a choices[0-4]:"};
		Border();//边框函数
		GoToXY(34,3);
        printf("Data Sort");
		for(i=0;i<7;i++)
		{
			GoToXY(30,i+7);
			printf("%s",sort[i]);
		}
		
}
//================================查询界面函数===================================//
void Search_Interface()   
{
		int i;
		char *search[5]={"1.search student by sno","2.search student by name",
						 "0.return main menu","","Please Make a returnLables[0-2]:"};
	    Border();//边框函数
		GoToXY(32,3);
        printf("SearchStudent");
		for(i=0;i<5;i++)
		{
			GoToXY(30,i+7);
			printf("%s",search[i]);
		}
}
//================================增加界面函数===================================//

void Add_Interface()
	{
		int i;
		char *add[17]={"sno:","name:","age:","chinese:","english:","math:",
					"physics:","chemistry:","[Space or letter]","[7-50]",
					"[0-100]","[0-100]","[0-100]","[0-100]","[0-100]","","[Press Esc to return]"};
		Border();
		GoToXY(32,3);
        printf("Add Info");
		for(i=0;i<17;i++)
		{
			if(i<8)
			{
				GoToXY(9,6+i);
				printf("%10s",add[i]);
			}
			else
			{
				GoToXY(53,i-1);
				printf("%s",add[i]);
			}
		}
		
}

//================================打印界面函数===================================//
void Print_Interface() 
{ 
	    int lenght;
		lenght=GetLinkLen(head);
		Border();	
		GoToXY(32,3);
		printf("Print Menu");
		GoToXY(5,5);
		printf("%3s %-15s %4s %5s %5s %5s %5s %6s %6s %5s\n","sno","name","age","chin","engl","math","phys","chemi","total","avg");		                          
        if(lenght>0)
			{	
          
				GoToXY(2,16);
				printf("please choice key-press:");
				GoToXY(2,17);
				printf("[0]return;  home;  pagedown;  pageup;  end;  [5]gotopage;");
				
			}

			 

}
 //================================保存文件函数===================================//
void SaveFile()   
{
		int x,y;
		char ch;
		int lenght;
		int i;
		char *save[3]={"1. Auto save","2. Save as","0. Return"};
		lenght=GetLinkLen(head);//计算原链表结点数!
		if(lenght==0)//原链表为空!
		{
			Empty(2,20,60,20);
			printf("no data to save! do you want to add data?[y/n]:");
			Exit_Judge();//判断函数!
			if(key=='Y'||key=='y')
			{
				system("cls");
				Add_Function();
				return;
			}
			else if(key=='N'||key=='n')	
				return;
		}
		system("cls");
		for(i=0;i<3;i++)
		{
			GoToXY(30,6+i);
		    printf("%s",save[i]);

		}
		GoToXY(32,3);
        printf("save data");
		Border();
		GoToXY(2,17);
		printf("The file is not include '*' '?' '<' '>' '\"' '|'");
		GoToXY(30,10);
		printf("please input a choice[0-2]:");
		WhereXY(&x,&y);
		do
		{
			Empty(x,y,70,y);
			ch=Personalized_Tips(x,y,2);
			switch(ch)
			{
				case '1':
					Auto_Save("ymk.txt");//默认保存!
						return;
				case '2':
					Empty(2,20,70,21);
					if(Save_As()==-1)//按ESC时返回重新选择!否则另存!
					{
						break;
					}
					else
					{
						return;
					}
				case '0':
					return;
				
			}
		}while(1);
	
}
//================================读取文件函数===================================//
void LoadFile()   
{
		int x,y;
		char ch;
		int i;
		char *load[3]={"1. Auto load","2. Load  as","0. Return"};
		if(isSave==0)
		{
			Empty(2,20,70,21);
			printf("you have data not saved! do you want to save[y/n]:");
			Exit_Judge();//判断函数!
			if(key=='Y'||key=='y')
			{
				system("cls");
				SaveFile();
			}
		}
		system("cls");
		Border();//调用边框函数!
		
		for(i=0;i<3;i++)
		{
			GoToXY(30,6+i);
		    printf("%s",load[i]);
		}
		GoToXY(32,3);
        printf("load data");
		GoToXY(2,17);
		printf("The file is not include '*' '?' '<' '>' '\"' '|'");
		GoToXY(30,10);
        printf("please input a choice[0-2]:");
		WhereXY(&x,&y);
		do
		{
			Empty(2,20,70,21);
			Empty(x,y,70,y);
			ch=Personalized_Tips(x,y,2);
			switch(ch)
				{
				case '1':
					Auto_Load("ymk.txt");//默认加载!
					return;
				case '2':

					if(Load_As()==-1)//按ESC时返回重新选择!否则另加载!
					{
						break;

					}
					else
					{
						return;
					}
					case '0':
						return;
				}
		}while(1);
}

//================================统计分数界面函数===================================//

void Stasco_Interface(int wage)   
	{
    	int lenght;
		char *a[6]={"chin","engl","math","phys","chemi","tatal"};
    	lenght=GetLinkLen(head);
		Border();
		GoToXY(32,3);
        printf("stat score");
		GoToXY(2,16);
		printf("please choice key-press:");
		if(wage==0)
		{
			GoToXY(2,17);
			printf("[0]return; [1]chin; [2]engl; [3]math; [4]phys; [5]chemi;[6]total;[7]avg;");
		}
		if(lenght>0)
		{
			if(wage==7)
			{
				GoToXY(5,5);
			   	printf("%22s %6s %6s %6s %6s\n","chin","engl","math","phys","chemi");
			}
			if(wage>=1&&wage<=6)
			{
				GoToXY(2,18);
				printf("[0]return; home; pagedown; pageup; end; [5]gotopage;");
				GoToXY(5,5);
				printf("%22s %6s %18s","sno","name",a[wage-1]);
			}
		}
	}
//================================退出界面函数===================================//

void Exit_Interface() 
	{
	   int i;
	   GoToXY(32,3);
	   printf("exit menu");
	   Border();
	   if(isSave==1)
	   {
			char *exit[4]={"1. Exit","0. return menu","","please make a returnlables[0-1]:"};
			GoToXY(32,3);
		    printf("exit menu");
			for(i=0;i<4;i++)
			{
				GoToXY(30,6+i);
				printf("%s",exit[i]);
			}
	   }
	   else
	   {
			char *exit[4]={"1. Save and exit","2. No save and exit","0. Reture main Menu","please make a returnlables[0-1]:"};			
			for(i=0;i<4;i++)
			{
				GoToXY(30,6+i);
				printf("%s",exit[i]);
			}
	   }

	}
//================================输出主菜单界面函数===================================//

void Main_Menu_Interface()    
{
	int i;
	char *menu[11]={"1. Add student's info","2. Sort data","3. Print student's report",
		"4. Save data to file","5. Load data to file","6. Search students",
		"7. Stat Score","0. Exit","","","Please Make a returnLables[0-7]:"};
	Border();
	GoToXY(2,21);
    printf("Hello World!!");	
    GoToXY(34,3);
	printf("Main List");
	for(i=0;i<11;i++)
	{
	   GoToXY(27,6+i);
	   printf("%s",menu[i]);
	}
}
//================================统计分数功能函数===================================//
void Stasco_Function()
{
	int x,y;
	char ch;
	int lenght;
	int len=0;
	lenght=GetLinkLen(head);//计算链表结点数！
	if(lenght==0)
		{
				Empty(2,20,70,21);
				printf("no data to Stasco! do you want to add data?[y/n]:");
				Exit_Judge();
				if(key=='Y'||key=='y')
					{
						system("cls");
						Add_Function();
						return;
					}
				else if(key=='N'||key=='n')	
					 	return;
		}
		else
		{
			do
			{
				system("cls");
				Print_Function(head,0,0,7);
				Stasco_Interface(0);
				GoToXY(26,16);
				WhereXY(&x, &y);
				ch=Personalized_Tips(x,y,7);//人性化提示!	
				switch(ch)
					{
						case '1':
							Print_Function(head,0,0,1);
							break;
						case '2':
							Print_Function(head,0,0,2);
							break;
						case '3':
							Print_Function(head,0,0,3);
							break;
						case '4':
							Print_Function(head,0,0,4);
							break;
						case '5':
							Print_Function(head,0,0,5);
							break;
						case '6':
							Print_Function(head,0,0,6);
							break;
						case '7':
							break;
						case '0':
							return;
					}		
			}while(1);
		}

}
//================================查询功能函数===================================//
void Search_Function()
{
    char ch;
	int x,y;
	int lenght;	
	lenght=GetLinkLen(head);
	if(lenght==0)//无记录时的提示!
	{
		Empty(2,20,70,21);
		printf("no data to search! do you want to add data?[y/n]:");
		Exit_Judge();
		if(key=='Y'||key=='y')
			{
				system("cls");
				Add_Function();
				return;
			}
		else if(key=='N'||key=='n')	
		{
				return;
		}

	}
	else
	{
		system("cls");
		Search_Interface();
		WhereXY(&x, &y);
		do 
		{
		Empty(2,20,60,20);	
		GoToXY(x,y);
		ch=Personalized_Tips(x,y,2);
		switch(ch)
				{
				case '1':
				{
				if(SearchSno()==-1)//查询学号!
					break;
				else
					 return;
				
				}
				case '2':
				{
					if(SearchName()==-1)//查询姓名!
						break;
					else
					{
					DeleteAll(temphead);
					 return;
					}
				}
				case '0':
				return;
				}
		} while (1);
	}

}
//================================登录功能函数===================================//

int Lond_Function() //返回值为1时则用户登录成功！为0时用户登录失败！
{  
   int count=0;
   int i=2;
   int p=0;
   char username[10],password[6];
   Lond_Interface();     //调用登录界面函数!
   GoToXY(2,21);
   printf("Please input UserName!");
   GoToXY(18,8);
   GetStr(username,10,0);
   do
   {
 		if(strcmp(username,"admin")==0)  //判断用户名是否存在!
			{
				Empty(2,21,70,21);//调用清空函数!
				printf("please input PassWord!");
				Empty(18,10,28,10);